(dimensions in inches)

Bearing Type - Flanged Sealed with Extended Inner

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.6250

Outer Width (Bo) - 0.1960

Inner Width (Bi) - 0.2272

Radius (min) (rs) - 0.012

Flange Dia (Df) - 0.6900

Flange Width (Bf) - 0.042

Dynamic Load Rating (Cr) - 283

Static Load Rating (Cor) - 112

Max Speed (Grease) (X1000 RPM) - 38

Max Speed (Oil) (X1000 RPM) - 45

Max. Shaft Shoulder Dia. Inner (Ui) - 0.3

Min. Housing Shoulder Dia., Outer (Uo) - 0.543

Ball Qty - 8

Ball Dia (Dw) - 0.0937

Weight (g) - 4.90

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available.

Two PTFE seals = (TT), also availble with a single PTFE seal = (T)

• Model Number:SFRW4-TT
• Inner Diameter：6,35mm Outer Diameter：15,875mm Width：mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:magnetic elements,machine tool spindle,equipment and,scientific instruments,Roller,Display Devices,extruder,diving equipment,Switch,Hydraulic Equipment,Doppler
• Similar models:SKF 61920 SNR 6303FT150 Timken GRA112RRB SNR 6200EE ZEN R155-2Z NACHI 6814Z SIGMA 6417 Timken 202K KOYO 6306-2RD NACHI 6326Z
• BEARING POWER International Trading Co.,Ltd. specialize in SFRW4-TT products，there is large inventory of AST SFRW4-TT . We has been built up long-term cooperation with AST company, could make a bulk order of the SFRW4-TT Which AST SFRW4-TT is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  32020XU	100	150	32	NTN	Tapered Roller Bearings
  32203	17	40	17,25	ISO	Tapered Roller Bearings
  5311K	55	120	49,22	Timken	Angular Contact Ball Bearings
  6221N	105	190	36	NACHI	Deep Groove Ball Bearings
  6280/6220	53,975	127	50,8	Timken	Tapered Roller Bearings
  NJ210-E-MPA	50	90	20	NKE	Cylindrical Roller Bearings
  NNCF4856V	280	332,5	69	NSK	Cylindrical Roller Bearings
  PCM 657050 E	65	70	50	SKF	Plain Bearings
  RNA6902	20	28	23	SKF	Needle Roller Bearings
  RNA6904	25	37	30	KOYO	Needle Roller Bearings
  STF304KVS4155Eg	304,8	419,1	269,875	NSK	Tapered Roller Bearings
  UKT316H	70			SNR	Bearing Units
  W 63805 R-2Z	37	25	10	SKF	Deep Groove Ball Bearings
  W206KLL	30	62	23,83	Timken	Deep Groove Ball Bearings
  MJT41/2	4.5000	9.3750	2.0000	RHP	ANGULAR CONTACT BALL BEARINGS
  TARF3590	35	90		TIMKEN	NEEDLE BEARINGS
  HE2336	180	230		STEYR	ADAPTERS
  E-5250-UMR	250	460	6.0000	Rollway	CYLINDRICAL ROLLER BEARINGS
  RNNA6905	42		30	SKF (Old No.)	NEEDLE BEARINGS
  144-KR	220	340	56	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS